clang-format: copy latest and re-format

clang-format-16 has some backwards incompatible changes that require
additional settings for best compatibility and re-running the formatter.
Copy the latest .clang-format from the docs repository and reformat the
repository.

Change-Id: I6bbb587615b9d6f158900201ca04a647cb3a8f96
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/test/fd/fmt.cpp b/test/fd/fmt.cpp
index f7ff9d8..770bc99 100644
--- a/test/fd/fmt.cpp
+++ b/test/fd/fmt.cpp
@@ -1,14 +1,15 @@
-#include <gtest/gtest.h>
-
 #include <fmt/compile.h>
+#include <sys/mman.h>
+
 #include <stdplus/fd/fmt.hpp>
 #include <stdplus/fd/managed.hpp>
 #include <stdplus/util/cexec.hpp>
-#include <sys/mman.h>
 
 #include <string>
 #include <string_view>
 
+#include <gtest/gtest.h>
+
 namespace stdplus
 {
 namespace fd